linux-kernel - Re: [PATCH v3 1/6] gpu: host1x: Enable Tegra186 syncpoint protection

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Message-ID: <20171019124951.GS9005@ulmo>
Date:   Thu, 19 Oct 2017 14:49:51 +0200
From:   Thierry Reding <thierry.reding@...il.com>
To:     Mikko Perttunen <mperttunen@...dia.com>
Cc:     jonathanh@...dia.com, digetx@...il.com,
        dri-devel@...ts.freedesktop.org, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 1/6] gpu: host1x: Enable Tegra186 syncpoint protection

On Thu, Sep 28, 2017 at 03:50:39PM +0300, Mikko Perttunen wrote:
> Since Tegra186 the Host1x hardware allows syncpoints to be assigned to
> specific channels, preventing any other channels from incrementing
> them.
> 
> Enable this feature where available and assign syncpoints to channels
> when submitting a job. Syncpoints are currently never unassigned from
> channels since that would require extra work and is unnecessary with
> the current channel allocation model.
> 
> Signed-off-by: Mikko Perttunen <mperttunen@...dia.com>
> ---
>  drivers/gpu/host1x/dev.h           | 15 +++++++++++++
>  drivers/gpu/host1x/hw/channel_hw.c |  3 +++
>  drivers/gpu/host1x/hw/syncpt_hw.c  | 46 ++++++++++++++++++++++++++++++++++++++
>  drivers/gpu/host1x/syncpt.c        |  8 +++++++
>  4 files changed, 72 insertions(+)

Applied all of these, thanks.

Thierry

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